Highlight • Lake
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The Alatsee Südufer marks the southern shore of the enigmatic Alatsee, a distinctive meromictic lake nestled in the Ostallgäu region of Bavaria, Germany. Situated at an elevation of 868 meters, approximately six kilometers west of Füssen and close to the Austrian border, this lake is renowned for its unique natural phenomena. Its most famous feature is the "blood cloud," a vibrant red layer of purple sulfur bacteria found at deeper levels, creating a striking contrast with the crystal-clear upper waters.
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Elevation 880 m
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Alatsee is a rare meromictic lake, meaning its water layers don't mix. This creates a fascinating stratification, including a vibrant red 'blood cloud' layer of purple sulfur bacteria at depths of 15-18 meters. Above this, the water is crystal-clear and oxygen-rich, supporting diverse life. This unique natural phenomenon, combined with its serene setting, sets it apart.
While the upper layers of Alatsee are popular for swimming due to their clear and refreshing water, diving in the lake has been prohibited since 1983, with exceptions only for scientific research. This is partly due to the toxicity of organisms in the deeper layers and the potential release of hydrogen sulfide, which can be dangerous.
Parking is available near Alatsee, but it tends to fill up quickly, especially during peak season and on weekends. Arriving before mid-morning is strongly recommended to secure a spot. The lake is accessible via various trails, including a popular route from Weißensee and a more challenging ascent from Füssen.
Yes, Alatsee Südufer can be beautiful in winter, offering a tranquil experience. While the circular path around the lake is generally accessible, conditions can vary. Hikers should be prepared for snow and ice, especially on surrounding trails. It's advisable to check local conditions before planning a winter visit.
Dogs are generally welcome on the trails around Alatsee. Many visitors enjoy walking their dogs on the circular path. However, it's always important to keep dogs on a leash, especially around other visitors and wildlife, and to clean up after them. Specific swimming restrictions for dogs may apply in designated bathing areas, so look for signage.
On the eastern shore of Alatsee, there is a hotel and restaurant, offering convenient dining and lodging options right by the lake. Additionally, the nearby towns of Füssen and Weißensee provide a wider range of cafes, restaurants, and accommodation choices, from guesthouses to hotels, just a short drive away.
Alatsee is steeped in local myths and legends, with tales of vanished people and mystical occurrences. Historically, it was used during WWII for aerodynamic experiments, and large iron rods from these tests are still visible. Persistent, though unproven, rumors also suggest that gold treasures from the German Reichsbank were sunk in the lake towards the end of WWII, attracting treasure hunters for decades.
The circular path around Alatsee, often referred to as the 'Alatsee Rundweg,' is approximately 1.5 kilometers (about 0.9 miles) long. For most hikers, a leisurely stroll around the lake typically takes between 20 to 30 minutes, depending on pace and stops for enjoying the views.
While direct public transport to the immediate Alatsee Südufer might be limited, you can typically reach the nearby town of Füssen by train or bus. From Füssen, local bus services or a taxi would be required to complete the journey to Alatsee. It's advisable to check current schedules and routes for the most up-to-date information.
The area around Alatsee Südufer is rich in natural beauty. The crystal-clear upper waters support diverse flora and fauna, and the surrounding dense forests are home to various bird species. Informative displays along the circular path highlight local birdlife. The unique meromictic nature of the lake itself, with its 'blood cloud' phenomenon, is a significant natural feature.
The entire circular path around Alatsee offers continuous scenic views of the lake and its surrounding forests. The southern shore (Alatsee Südufer) provides excellent perspectives across the water. For broader vistas, some hiking trails in the area, such as those leading towards Saloberalpe, offer elevated viewpoints overlooking the lake and the wider Bavarian landscape.